driveshaft

2015 Rubicon JKU 4" lift, 35s 65k miles I got this JKU this summer and just noticed the front driveshaft had a lot of slop so replaced it with a double cardan shaft (single u-joint at front differential, double at transfer case). I installed it yesterday and now have a mild vibration at 55mph...

I have a four door manual jk and I had gotten into an accident and when it came back from the shop the was a vibration or rumble in the pedal and driver seat when I pushed on the gas and the vibration was still there when in neutral the shop said they didn’t see anything but it definitely feels...

Hi there, this is my first ever forum post so please excuse anything I do wrong. And I thank you greatly in advance for any info or help you can provide. To give some back story. I have a 2008 jku rubicon. About a month ago I had the gears changed for a set of 5.13s, I was also having some...